I've also seen the bridge played like this. My friend (and the bassist for myband), Chris Burgess, plays a version that plays the octaves of the notes. Here'show he does it (I'm not a fan of open strings, so I avoid this at possible, or I'dplay it simple!), if you want to try this out.

G|———————————————————————0—————————D|———————0———————————2—3———3—2———2—A|———2—3———3—2———2—3———————————3———E|—3———————————3———————————————————It looks tougher in the tab. However, you don't have to slide your fingers at all.So basically, you're playing a run in stationary position which is pretty darnskippy!